<!doctype html>
<html lang="en" xmlns:v-bind="http://www.w3.org/1999/xhtml" xmlns:v-on="http://www.w3.org/1999/xhtml" xmlns:v-model="http://www.w3.org/1999/xhtml" xmlns:v-demo="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>

<div id="app" v-demo="{color:'red',text:'Hello'}">

</div>


</body>
<script src="../../vender/vue@2.4.2.js"></script>

<script>
    Vue.directive('demo',{
       bind: function (el, binding, vnode,oldVnode) {
           console.log('binding.value:',binding.value);
       }
    });

    var app=new Vue({
        el:'#app',
        data:{
            message:'Hello'
        }
    });

</script>
</html>